If -8x+4y=-6 is a true equation, what would be the value of -16x+8y? Answer:

Identify Relationship: Identify the relationship between the two equations. The equation -16x+8y is exactly twice the given equation -8x+4y=-6.Multiply by 2: Multiply the entire given equation by 2 to find the value of -16x+8y. 2 * (-8x+4y) = 2 * (-6)Perform Multiplication: Perform the multiplication to get the new equation. -16x + 8y = -12Conclude Value: Conclude the value of -16x+8y. The value of -16x+8y is -12.

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If
-8x+4y=-6 is a true equation, what would be the value of
-16x+8y?
Answer:

If $-8 x+4 y=-6$ is a true equation, what would be the value of $-\mathbf{1 6 x}+\mathbf{8 y} ?$ $\newline$ Answer:

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Grade 8

Describe the graph of a linear equation

Full solution

Q. If

-8 x+4 y=-6

is a true equation, what would be the value of

-\mathbf{1 6 x}+\mathbf{8 y} ?

\newline

Answer:

Identify Relationship: Identify the relationship between the two equations. $\newline$ The equation $-16x+8y$ is exactly twice the given equation $-8x+4y=-6$ .
Multiply by $2$ : Multiply the entire given equation by $2$ to find the value of $-16x+8y$ . $2 \times (-8x+4y) = 2 \times (-6)$
Perform Multiplication: Perform the multiplication to get the new equation. $\newline$ $-16x + 8y = -12$
Conclude Value: Conclude the value of $-16x+8y$ . The value of $-16x+8y$ is $-12$ .